Earth Tester Chauvin Arnoux C.A 6423:
earth resistance: 0.01 to 2,000 Ω (3 ranges)
3 fault presence indicators to validate the measurement
measurement frequency: 128 Hz
connection of stakes to colour-coded terminals
a removable captive connection strip between H and S for 2-wire resistance measurement
large 2,000-count digital display with 18mm digits: excellent readability
protection by HRC fuse
power supply: 8 x 1.5V batteries for average charge life of 1,800 measurements of 15 seconds each
measurements as per IEC 61557, VDE 0413 and BS 7671
electrical safety: IEC 61010 and IEC 61557
dimensions: 238 x 136 x 150 mm - weight: 1.3 kg